1352121590 has 8 divisors (see below), whose sum is σ = 2433818880. Its totient is φ = 540848632.

The previous prime is 1352121581. The next prime is 1352121593. The reversal of 1352121590 is 951212531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352121593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67606070 + ... + 67606089.

It is an arithmetic number, because the mean of its divisors is an integer number (304227360).

Almost surely, 2^1352121590 is an apocalyptic number.

1352121590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1352121590 is a deficient number, since it is larger than the sum of its proper divisors (1081697290).

1352121590 is a wasteful number, since it uses less digits than its factorization.

1352121590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135212166.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1352121590 is about 36771.2059905573. The cubic root of 1352121590 is about 1105.7881098550.

The spelling of 1352121590 in words is "one billion, three hundred fifty-two million, one hundred twenty-one thousand, five hundred ninety".